81255112

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{247729}}^1$

素因数の和:247776

約数の個数: 16

約数和(自身を含む): 156069900

約数和(自身を除く): 74814788

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 247729, 495458, 990916, 1981832, 10156889, 20313778, 40627556, 81255112]

約数ペア:

[(1, 81255112), (2, 40627556), (4, 20313778), (8, 10156889), (41, 1981832), (82, 990916), (164, 495458), (328, 247729)]